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Which of the following is not a non-con...

Which of the following is not a non-contact force ?

A

Magnetic force

B

Gravitational force

C

Both (a) and (b)

D

None of the above

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The correct Answer is:
C
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ARIHANT PUBLICATION PUNJAB-MOVING THINGS PEOPLE AND IDEAS -CHAPTER EXERCISE
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  2. Two forces are applied on a rubber ball kept at rest . At the beginnin...

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  3. Which of the following is not a non-contact force ?

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  4. Walking on ground , swimming , firing of a gun , all the activities ar...

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  5. While going for a long drive ,Akhil noted the reading on the odometer ...

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  6. Rocket works on the principle of conservation of

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  7. Which of the following statement(s) is/are true ? I. Circular motion...

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  8. In satellite , centripetal force is used to balance other force . Whic...

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  9. Which of the following is not an application of centrifugal force ?

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  10. 100 N force is applied perpendicularly on the surface of 10 cm^(2) the...

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  11. If we keep a column of negligible weight having height 15 cm and area ...

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  12. On which of the following factor does the friction between a block kep...

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  13. Which of the following activity shows the advantages of friction ?

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  15. Which of the following is not true ?

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  16. The ball bearing are used in machinaries to reduce friction. Which typ...

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  17. Shape of aeroplane are defined to reduce

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  18. In which one of the following cases of motion are the distance moved a...

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